MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 a019c77cc140d564b0d8688cbb8f76f6507c96ae449d20df83e3f35f768f87e7. While MalwareBazaar tries to identify whether the sample provided is malicious or not, there is no guarantee that a sample in MalwareBazaar is malicious.

Database Entry


Mirai


Vendor detections: 10


Intelligence 10 IOCs YARA 7 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: a019c77cc140d564b0d8688cbb8f76f6507c96ae449d20df83e3f35f768f87e7
SHA3-384 hash: 36bfee712df0f60d8ae5b7738f23dde783864e1b746450414c708701e112027dc681f89cb5b0ee43fa1aa5bc8bf3ed3c
SHA1 hash: cceb5a51df38cbfa42732f705c56da8b4fe6cadb
MD5 hash: 0be1a941c7fba2060b83c3af5cd5e390
humanhash: delta-east-delta-golf
File name:klogd
Download: download sample
Signature Mirai
Create hunting rule
File size:154'330 bytes
First seen:2025-10-13 11:53:19 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 3072:E5dGilIHf6BLH/MADbreuUb3gcHFA4nMQ8NC7v/fvMz:gvG6BLMAXreuUb/FA4nMQ8NC7v/fva
TLSH T125E3F745E954472FC3D367FBE78A029D3B361E24979733116938BDB02BE5B982E39120
telfhash t1a94187129a7857141ff39928ecbd86730512962357353eb1af36c1cc54210b0e939d5f
TrID 50.1% (.) ELF Executable and Linkable format (Linux) (4022/12)
49.8% (.O) ELF Executable and Linkable format (generic) (4000/1)
Magika elf
Reporter abuse_ch
Tags:elf gafgyt mirai

Intelligence

File Origin
# of uploads :
1
# of downloads :
97
Origin country :
DE DE
Vendor Threat Intelligence
Detection(s):
no reply from clamd
Create hunting rule

Result
Verdict:
Malware
Maliciousness:
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
gcc rust
Link:
https://www.filescan.io/uploads/68ece8514f3013c55e4bf89c/reports/ce8aee30-b05d-4393-a686-d33fdb74fd24/overview
Verdict:
Malicious
File Type:
elf.32.le
First seen:
2025-10-13T10:01:00Z UTC
Last seen:
2025-10-13T18:31:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/a019c77cc140d564b0d8688cbb8f76f6507c96ae449d20df83e3f35f768f87e7/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/6d12ea81-4abf-4256-a2ae-4ebc93ea5c39
Behavior Graph:
Download SVG
%3 guuid=ee029fb0-1500-0000-5548-0dcb600b0000 pid=2912 /usr/bin/sudo guuid=276c4ab3-1500-0000-5548-0dcb610b0000 pid=2913 /tmp/sample.bin guuid=ee029fb0-1500-0000-5548-0dcb600b0000 pid=2912->guuid=276c4ab3-1500-0000-5548-0dcb610b0000 pid=2913 execve
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/8641581c-7dfb-4d7a-a120-c3baa9786cfd
Result
Threat name:
Gafgyt
Create hunting rule
Detection:
malicious
Classification:
spre.troj.evad
Score:
76 / 100
Link:
https://www.joesandbox.com/analysis/1794017
Signature
Antivirus / Scanner detection for submitted sample
Connects to many ports of the same IP (likely port scanning)
Multi AV Scanner detection for submitted file
Opens /proc/net/* files useful for finding connected devices and routers
Terminates several processes with shell command 'killall'
Yara detected Gafgyt
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1794017 Sample: klogd.elf Startdate: 13/10/2025 Architecture: LINUX Score: 76 49 176.65.139.133, 47034, 65481 PALTEL-ASPALTELAutonomousSystemPS Germany 2->49 51 109.202.202.202, 80 INIT7CH Switzerland 2->51 53 3 other IPs or domains 2->53 57 Antivirus / Scanner detection for submitted sample 2->57 59 Multi AV Scanner detection for submitted file 2->59 61 Yara detected Gafgyt 2->61 63 Connects to many ports of the same IP (likely port scanning) 2->63 9 klogd.elf 2->9         started        12 dash rm 2->12         started        14 dash cat 2->14         started        16 9 other processes 2->16 signatures3 process4 signatures5 65 Opens /proc/net/* files useful for finding connected devices and routers 9->65 18 klogd.elf 9->18         started        20 klogd.elf 9->20         started        22 klogd.elf 9->22         started        process6 process7 24 klogd.elf sh 18->24         started        26 klogd.elf sh 18->26         started        28 klogd.elf sh 18->28         started        32 21 other processes 18->32 30 klogd.elf 20->30         started        process8 34 sh killall 24->34         started        37 sh killall 26->37         started        39 sh killall 28->39         started        41 sh killall 32->41         started        43 sh killall 32->43         started        45 sh killall 32->45         started        47 18 other processes 32->47 signatures9 55 Terminates several processes with shell command 'killall' 34->55
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/a019c77cc140d564b0d8688cbb8f76f6507c96ae449d20df83e3f35f768f87e7
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/a019c77cc140d564b0d8688cbb8f76f6507c96ae449d20df83e3f35f768f87e7/
Threat name:
Linux.Trojan.Gafgyt
Create hunting rule
Status:
Malicious
First seen:
2025-10-13 12:21:34 UTC
File Type:
ELF32 Little (Exe)
AV detection:
16 of 24 (66.67%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=uam4o7gbidkwjmgyncglxd3w6zihzfvoisosbx4d4pzv65upq7tq._file
Result
Malware family:
gafgyt
Create hunting rule
Score:
  10/10
Tags:
family:gafgyt
Link:
https://tria.ge/reports/251013-n2q9rsen9y/
Verdict:
Malicious
Tags:
Unix.Dropper.Mirai-7139229-0
YARA:
n/a
Link:
https://app.threat.zone/submission/5a03e6f9-ae51-45e6-b8a4-e7fcbf32c938
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Legit
Score:
0.00
Link:
https://yomi.yoroi.company/submissions/a019c77cc140d564b0d8688cbb8f76f6507c96ae449d20df83e3f35f768f87e7

YARA Signatures

MalwareBazaar uses YARA rules from several public and non-public repositories, such as YARAhub and Malpedia. Those are being matched against malware samples uploaded to MalwareBazaar as well as against any suspicious process dumps they may create. Please note that only results from TLP:CLEAR rules are being displayed.

Rule name:ach_202503_elf_Mirai
Create hunting rule
Author:abuse.ch
Description:Detects Mirai 'TSource' ELF files
Rule name:enterpriseapps2
Create hunting rule
Author:Tim Brown @timb_machine
Description:Enterprise apps
Rule name:Linux_Gafgyt_Generic
Create hunting rule
Author:albertzsigovits
Description:Generic Approach to Mirai/Gafgyt samples
Rule name:Linux_Generic_Threat_d94e1020
Create hunting rule
Author:Elastic Security
Rule name:Mal_LNX_Gafgyt_Botnet_ELF
Create hunting rule
Author:Phatcharadol Thangplub
Description:Use to detect Gafgyt botnet, and there variants.
Rule name:setsockopt
Create hunting rule
Author:Tim Brown @timb_machine
Description:Hunts for setsockopt() red flags
Rule name:unixredflags3
Create hunting rule
Author:Tim Brown @timb_machine
Description:Hunts for UNIX red flags

File information

The table below shows additional information about this malware sample such as delivery method and external references.

Web download

Mirai

elf a019c77cc140d564b0d8688cbb8f76f6507c96ae449d20df83e3f35f768f87e7

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3576533/
  
Delivery method
Distributed via web download

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